SLR  >2003
Engine	Original Power	Stage 1	Difference	Vmax
5.4T	460 kW (626 hp) 780Nm	493 kW (670 hp) 900Nm	44 hp	✓
722 (5.4T)	478 kW (650 hp) 820Nm	515 kW (700 hp) 1000Nm	50 hp	✓